CN210802017U - Coal gangue hollow brick sintering kiln - Google Patents
Coal gangue hollow brick sintering kiln Download PDFInfo
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- CN210802017U CN210802017U CN201921488498.5U CN201921488498U CN210802017U CN 210802017 U CN210802017 U CN 210802017U CN 201921488498 U CN201921488498 U CN 201921488498U CN 210802017 U CN210802017 U CN 210802017U
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- sintering kiln
- fixed
- heat exchanger
- pipeline
- kiln
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Abstract
The utility model discloses a gangue hollow brick sintering kiln, its characterized in that: the sintering kiln is hollow rectangle box structure, the front end of sintering kiln is equipped with the picture peg door, the picture peg door inserts in the draw-in groove along vertical direction, the both sides at sintering kiln front end are fixed to the draw-in groove symmetry, top, both sides at sintering kiln middle part all are fixed with the combustor of multiunit, the tail gas outlet at sintering kiln rear portion is connected with the flue gas import of heat exchanger through the pipeline, the hot-air outlet of heat exchanger is connected with the air inlet of combustor respectively through the pipeline, the exhanst gas outlet of heat exchanger is connected with the import of draught fan through the pipeline, the export of draught fan is connected with the chimney respectively through the pipeline, fix the anterior backflow flue gas pipe in sintering kiln, the utility model has the advantages of energy-concerving and environment-protective.
Description
Technical Field
The utility model belongs to the technical field of solid waste utilizes multipurposely, concretely relates to gangue hollow brick sintering kiln.
Background
The coal gangue is solid waste generated in the production and processing processes of coal, the annual emission amount is about 10 percent of the annual coal yield, 30 hundred million tons of coal are accumulated and stored at present, the occupied area is about 1.2 million hectares, and the coal gangue is one of the industrial solid waste with the largest emission amount in China at present. China's coal system still discharges nearly 1 million tons of coal gangue every year now.
The coal gangue is mixed with a small amount of clay and shale according to 60 percent of the weight, and the environment-friendly high-strength coal gangue-shale hollow brick is produced through a series of processes of mixing, aging, forming, drying, preheating, drying, sintering and the like, wherein the commercial strength of the coal gangue-shale hollow brick reaches more than 2 times of that of a common clay brick, and the coal gangue-shale hollow brick is regular in shape, extremely low in loss, strong and convenient to use, and good in application prospect.
In the gangue shale hollow brick production process, the sintering is key production process, and the sintering kiln is adopted to sinter mostly to current technique, and the most natural gas that uses of current sintering kiln is as the energy, and tail gas after the burning is direct emission not just through waste heat recovery, leads to energy utilization efficiency low, and the natural gas price is higher, and the waste of the energy leads to the economic benefits of enterprise relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a coal gangue hollow brick sintering kiln.
The utility model provides a gangue hollow brick sintering kiln, includes sintering kiln, heat exchanger, its characterized in that: the sintering kiln is hollow rectangle box structure, the front end of sintering kiln is equipped with the picture peg door, the picture peg door inserts in the draw-in groove along vertical direction, the both sides at sintering kiln front end are fixed to the draw-in groove symmetry, top, both sides at sintering kiln middle part all are fixed with the combustor of multiunit, the tail gas outlet at sintering kiln rear portion is connected with the flue gas inlet of heat exchanger through the pipeline, the hot-air outlet of heat exchanger is connected with the air inlet of combustor respectively through the pipeline, the exhanst gas outlet of heat exchanger is connected with the import of draught fan through the pipeline, the export of draught fan is connected with the chimney respectively, fix the anterior backflow flue gas pipe in sintering kiln through the pipeline.
Preferably, the upper end of the inserting plate door is connected with the lower end of a steel wire rope, the upper end of the steel wire rope is wound on a rotary drum, the rotary drum is fixed on a rotary shaft, the rotary shaft is fixed on a support through a bearing, a large chain wheel is fixed at the end of the rotary shaft, the large chain wheel is connected with a small chain wheel through a chain, the small chain wheel is fixed on a shaft of a speed reducing motor, and the speed reducing motor is fixed on the support through a base of the speed reducing motor.
Preferably, a vertical retaining wall is fixed at the rear part of the sintering kiln inner cavity.
Preferably, the air inlet of the heat exchanger is connected with a blower through a pipeline.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses when using, the kiln car dress is in the adobe leaves in the sintering kiln, gear motor rotates, the picture peg door passes through wire rope and slowly descends, the combustor ignites the burning, sinter the adobe, the high temperature flue gas that the burning produced firstly crosses the heat exchanger and carries out the heat transfer with the air, hot-blast after the heating lets in each combustor, thereby reach energy saving's purpose, the flue gas after the heat transfer divide into two the tunnel through the draught fan, send into the chimney emission all the way, another way sends into backward flow flue gas pipe, can further reach energy-conserving purpose.
Drawings
FIG. 1 is a schematic view of the coal gangue hollow brick sintering kiln of the present invention.
Fig. 2 is a schematic structural view of the middle inserting plate door of the present invention.
In the figure, the device comprises a chimney 1, a chimney 2, an induced draft fan 3, a heat exchanger 4, a sintering kiln 5, a combustor 6, a return flue gas pipe 7, a rotary drum 8, a rotary shaft 9, a plug board door 10, a clamping groove 11, a blower 12, a retaining wall 13, a bearing 14, a support 15, a speed reducing motor 16, a large chain wheel 17 and a small chain wheel.
Detailed Description
Referring to fig. 1 and 2, the coal gangue hollow brick sintering kiln comprises a sintering kiln 4 and a heat exchanger 3, and is characterized in that: sintering kiln 4 is hollow rectangle box-shaped structure, the front end of sintering kiln 4 is equipped with picture peg door 9, picture peg door 9 inserts in draw-in groove 10 along vertical direction, the both sides at 4 front ends of sintering kiln are fixed to draw-in groove 10 symmetry, top, both sides at 4 middle parts of sintering kiln all are fixed with multiunit combustor 5, the tail gas outlet at 4 rear portions of sintering kiln is connected with the gas inlet of heat exchanger 3 through the pipeline, the hot-air outlet of heat exchanger 3 is connected with the air inlet of combustor 5 respectively through the pipeline, the gas outlet of heat exchanger 3 is connected with draught fan 2's import through the pipeline, draught fan 2's export is connected with chimney 1, the anterior backflow flue gas pipe 6 of fixing at sintering kiln 4 respectively through the pipeline.
The upper end of the inserting plate door 9 is connected with the lower end of a steel wire rope, the upper end of the steel wire rope is wound on the rotary drum 7, the rotary drum 7 is fixed on the rotary shaft 8, the rotary shaft 8 is fixed on the support 14 through a bearing 13, a large chain wheel 16 is fixed at the end part of the rotary shaft 8, the large chain wheel 16 is connected with a small chain wheel 17 through a chain, the small chain wheel 17 is fixed on the shaft of the speed reducing motor 15, and the speed reducing motor 15 is fixed on the support 14 through a base of the speed reducing motor.
And a vertical retaining wall 12 is fixed at the rear part of the inner cavity of the sintering kiln 4.
The air inlet of the heat exchanger 3 is connected with a blower 11 through a pipeline.
The utility model discloses a theory of operation is:
the utility model discloses when using, kiln car dress leaves sintering kiln 4 in at the adobe, gear motor 15 rotates, picture peg door 9 slowly descends through wire rope, combustor 5 ignites the burning, sinter the adobe, the high temperature flue gas that the burning produced firstly crosses heat exchanger 3 and carries out the heat transfer with the air, hot-blast after the heating lets in each combustor 5, thereby reach energy saving's purpose, the flue gas after the heat transfer divide into two the tunnel through draught fan 2, send into chimney 1 all the way and discharge, reflux flue gas pipe 6 is sent into on another way, can further reach energy-conserving purpose.
The technical solution of the present invention is to provide an improved method for manufacturing a semiconductor device, which is characterized in that the method is not limited by the above-mentioned method, and the method is not substantially improved by the method and the device, or the method and the device are directly applied to other occasions without improvement, all within the protection scope of the present invention.
Claims (4)
1. The utility model provides a gangue hollow brick sintering kiln, includes sintering kiln (4), heat exchanger (3), its characterized in that: the sintering kiln (4) is of a hollow rectangular box-shaped structure, the front end of the sintering kiln (4) is provided with a spile door (9), the inserting plate door (9) is inserted into the clamping groove (10) along the vertical direction, the clamping groove (10) is symmetrically fixed at two sides of the front end of the sintering kiln (4), a plurality of groups of burners (5) are fixed on the top and two sides of the middle part of the sintering kiln (4), the tail gas outlet at the rear part of the sintering kiln (4) is connected with the flue gas inlet of the heat exchanger (3) through a pipeline, the hot air outlet of the heat exchanger (3) is respectively connected with the air inlet of the burner (5) through a pipeline, the flue gas outlet of the heat exchanger (3) is connected with the inlet of the induced draft fan (2) through a pipeline, the outlet of the induced draft fan (2) is respectively connected with the chimney (1) and a return flue gas pipe (6) fixed at the front part of the sintering kiln (4) through pipelines.
2. The coal refuse hollow brick sintering kiln as recited in claim 1, wherein: the upper end of the inserting plate door (9) is connected with the lower end of a steel wire rope, the upper end of the steel wire rope is wound on a rotary drum (7), the rotary drum (7) is fixed on a rotary shaft (8), the rotary shaft (8) is fixed on a support (14) through a bearing (13), a large chain wheel (16) is fixed at the end of the rotary shaft (8), the large chain wheel (16) is connected with a small chain wheel (17) through a chain, the small chain wheel (17) is fixed on a shaft of a speed reducing motor (15), and the speed reducing motor (15) is fixed on the support (14) through a base of the speed reducing motor.
3. The coal refuse hollow brick sintering kiln as recited in claim 1, wherein: and a retaining wall (12) in the vertical direction is fixed at the rear part of the inner cavity of the sintering kiln (4).
4. The coal refuse hollow brick sintering kiln as recited in claim 1, wherein: and an air inlet of the heat exchanger (3) is connected with a blower (11) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921488498.5U CN210802017U (en) | 2019-09-09 | 2019-09-09 | Coal gangue hollow brick sintering kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921488498.5U CN210802017U (en) | 2019-09-09 | 2019-09-09 | Coal gangue hollow brick sintering kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210802017U true CN210802017U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921488498.5U Expired - Fee Related CN210802017U (en) | 2019-09-09 | 2019-09-09 | Coal gangue hollow brick sintering kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210802017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461006A (en) * | 2020-11-19 | 2021-03-09 | 安徽昆蒙新型建材有限公司 | Coal gangue hollow brick sintering kiln |
-
2019
- 2019-09-09 CN CN201921488498.5U patent/CN210802017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461006A (en) * | 2020-11-19 | 2021-03-09 | 安徽昆蒙新型建材有限公司 | Coal gangue hollow brick sintering kiln |
| CN112461006B (en) * | 2020-11-19 | 2023-12-26 | 安徽昆蒙新型建材有限公司 | Gangue hollow brick sintering kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20210909 |